Quadro K420 vs Radeon R9 A375

Find out if it is worth upgrading your current GPU setup by comparing Quadro K420 and Radeon R9 A375. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Quadro K420 and Radeon R9 A375. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  Quadro K420 Radeon R9 A375
Power consumption (TDP) 41 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type 128 Bit GDDR5
Maximum RAM amount 1 GB/2 GB 2 GB
Display Connectors 1x DVI, 1x DisplayPort No outputs
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  • Quadro K420 is connected by PCIe 2.0 x16, and Radeon R9 A375 uses PCIe 3.0 x16 interface.
  • Radeon R9 A375 has 1 GB more memory, than Quadro K420.
  • Both cards are used in Desktops.
  • Quadro K420 is build with Kepler architecture, and Radeon R9 A375 - with GCN 1.0.
  • Core clock speed of Radeon R9 A375 is 24 MHz higher, than Quadro K420.
  • Quadro K420 and Radeon R9 A375 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K420 is 1778 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 0−1 2−3
ultra / 1080p 0−1 1−2
QHD / 1440p 0−1 0−1
low / 720p 9−10 12−14
medium / 1080p 1−2 4−5
The average gaming FPS of Radeon R9 A375 in Assassin's Creed Odyssey is 60% more, than Quadro K420.

Full Specs

  Quadro K420 Radeon R9 A375
Architecture Kepler GCN 1.0
Code name GK107 Venus
Type Workstation Desktop
Release date 22 July 2014 no data
Pipelines 192 640
Core clock speed 876 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 1,270 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 14.02 37.00
Floating-point performance 336.4 gflops
Length 160 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 4.5 GB/s
Memory bandwidth 72 GB/s
DirectX 12 12 (11_1)
Shader Model 5 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan + 1.2
CUDA 3.0
Bitcoin / BTC (SHA256) 11 Mh/s
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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